Air quality indicator



FIG. 1 is a perspective view of an air quality indicator showing my newdesign;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the drawings are for the purpose of illustratingportions of the air quality indicator that form no part of the claimeddesign.

CLAIM The ornamental design for an air quality indicator, as shown anddescribed.